package com.spider.demo3genericity;

public class GenericDemo3 {
    public static void main(String[] args) {
        //泛型接口
        //需求：项目需要对学生数据？老师数据都进行增删改查操作
        StudentData studentData = new StudentData();
        studentData.add(new Student());
        studentData.delete(new Student());
        studentData.query(1);
    }
}
